func poorPigs(buckets int, minutesToDie int, minutesToTest int) int {
	base := minutesToTest/minutesToDie + 1 // Status of a pig: die at x min or still alive
	// So the number of pigs is log(buckets)/log(base)
	return int(math.Ceil(math.Log(float64(buckets)) / math.Log(float64(base))))
}